<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>图片标签</title>
    <style>
        /* .img{ */
            /* width: 100px; */
            /* height: 100px; */
            /* border-radius: 50%; */
        /* } */
        img{
            width: 100px;
            height: 100px;
            border-radius: 50%;
        }
    </style>
</head>
<body>
    <img  src="http://gips2.baidu.com/it/u=195724436,3554684702&fm=3028&app=3028&f=JPEG&fmt=auto?w=1280&h=960" alt="">
    <img class="img" src="http://gips2.baidu.com/it/u=195724436,3554684702&fm=3028&app=3028&f=JPEG&fmt=auto?w=1280&h=960" alt="隰">
</body>
</html>